Firearm stock



FIG. 1 is a perspective view of an embodiment of the firearm stock;

FIG. 2 is a front view of the firearm stock in FIG. 1;

FIG. 3 is a rear view of the firearm stock in FIG. 1;

FIG. 4 is a first side view of the firearm stock in FIG. 1;

FIG. 5 is a second side view of the firearm stock in FIG. 1;

FIG. 6 is a top view of the firearm stock in FIG. 1; and,

FIG. 7 is a bottom view of the firearm stock in FIG. 1.

The broken lines in all figures illustrate environmental structure and do not form a part of the claimed design. 

CLAIM The ornamental design for a firearm stock, as shown and described. 